Question and response
Question
dig opticstrade.com. SRV
Answer
The response has no answer records.
Authority
opticstrade.com. 3600 SOA derbent.ens.mail.ru. support.biz.mail.ru. 2023110701 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0